How Sonos increased marketing ROI 20%
Sonos increased marketing ROI by 20% and productivity by 2x after unifying their customer data platform.
By Linda Cereda · June 5, 2026
TL;DR
• Sonos struggled with fragmented data and slow customer engagement across millions of devices and long customer lifecycles.
• They implemented Chord's commercenative data platform to unify device, transactional, digital, and thirdparty data.
• This integration was completed in just three months, significantly faster than typical custom builds.
• The partnership led to a 20% increase in marketing channel ROI and a 2x improvement in team productivity.
• Sonos also achieved a 40% reduction in total cost of ownership by consolidating tools.
Table of Contents
• The Challenge
• The Solution
• The Results
• Why Chord Was the Right Partner
• Lessons for Other Brands: Data is the Key to Customer Loyalty
The Challenge
• Lifelong customer journeys created unique engagement challenges.
• Disconnected systems and growing privacy regulations complicated data management.
• Marketing teams struggled to act on signals from purchases, apps, and devices.
• Evaluating 25 CDPs and analytics tools proved most couldn't deliver a unified, scalable solution.
"The key to achieving lifetime value isn't just marketingit's listening to customers and always striving to provide value when you respond."
• JP Beeghly, Senior Manager of Marketing Technology, Sonos
The Solution
Sonos chose Chord to unify their data environment in just three monthsfar faster than the 18+ months typical for custom builds. Chord integrated device, transactional, digital, and thirdparty data into one continuously updated platform.
With a single source of truth, marketing and product teams could finally deliver timely, personalized experiences across every channelwithout the burden of siloed data and manual workflows.
The Results
• 20% increase in marketing channel ROI by sending the right messages at the right time.